chro·mo·some
/ˈkroʊməˌsoʊm/ noun plural chro·mo·somes
[count] : the part of a cell that contains the genes which control how an animal or plant grows and what it becomes
— chro·mo·som·al
/ˌkroʊməˈsoʊməl/ adjective
▪ a test to detect chromosomal abnormalities